<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app">
    <h1>差值表达式</h1>
    <h3>{{ msg }}</h3>
    <h3>{{ count }}</h3>
    <h1>v-text</h1>
    <div v-text="msg"></div>
    <h1>v-model</h1>
    <input type="text" v-model="msg">
    <input type="text" v-model="count">
    <div v-html="htmlStr"></div>
    <button v-on:click="doThis('this is params',$event)">this is v-on</button>
  </div>

  <script src="../js/dep.js"></script>
  <script src="../js/watcher.js"></script>
  <script src="../js/observer.js"></script>
  <script src="../js/compiler.js"></script>
  <script src="../js/vue.js"></script>
  <script>
    let vm = new Vue({
      el: '#app',
      data: {
        msg: 'Hello Vue1',
        count: 100,
        person: {},
        htmlStr: '<h1>this is <span style="color:red">span</span> <strong>strong</strong></h1>'
      },
      methods: {
        doThis(e, event) {
          console.log(this.msg);
          console.log(e);
          console.log(event);
        }
      }
    });
    // console.log(vm.msg);
    // vm.msg = { test: 'Hello' }
    // vm.person.b = 'abc';
  </script>
</body>

</html>